Home / 13,357.62-20,022.42-4,470.69

Finding the Fourth Proportional to 13,357.62, 20,022.42 and 4,470.69

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Solution

The fourth proportional to 13,357.62, 20,022.42 and 4,470.69 is: 6,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.62 : 20,022.42 = 4,470.69 : x
  2. Step 2: Convert to fraction form
    13,357.62/20,022.42 = 4,470.69/x
  3. Step 3: Cross multiply
    13,357.62x = 20,022.42 × 4,470.69
  4. Step 4: Simplify right side
    13,357.62x = 89,514,032.87
  5. Step 5: Solve for x
    x = 89,514,032.87/13,357.62
  6. Step 6: Final answer
    x = 6,701.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.